public static Throwable throwable(@NotNull ValueIn valueIn, boolean appendCurrentStack) {
Class type = valueIn.typePrefix();
String preMessage = null;
Throwable throwable = ObjectUtils.newInstance((Class<Throwable>) type);
final String finalPreMessage = preMessage;
final Throwable finalThrowable = throwable;
final List<StackTraceElement> stes = new ArrayList<>();
valueIn.marshallable(
m -> {
final String message = merge(finalPreMessage, m.read(() -> "message").text());
if (message != null) {
try {
DETAILED_MESSAGE.set(finalThrowable, message);
} catch (IllegalAccessException e) {
throw Jvm.rethrow(e);
}
}
m.read(() -> "stackTrace")
.sequence(
stes,
(stes0, stackTrace) -> {
while (stackTrace.hasNextSequenceItem()) {
stackTrace.marshallable(
r -> {
final String declaringClass = r.read(() -> "class").text();
final String methodName = r.read(() -> "method").text();
final String fileName = r.read(() -> "file").text();
final int lineNumber = r.read(() -> "line").int32();
stes0.add(
new StackTraceElement(
declaringClass, methodName, fileName, lineNumber));
});
}
});
});
if (appendCurrentStack) {
stes.add(new StackTraceElement("~ remote", "tcp ~", "", 0));
StackTraceElement[] stes2 = Thread.currentThread().getStackTrace();
int first = 6;
int last = Jvm.trimLast(first, stes2);
//noinspection ManualArrayToCollectionCopy
for (int i = first; i <= last; i++) stes.add(stes2[i]);
}
try {
//noinspection ToArrayCallWithZeroLengthArrayArgument
STACK_TRACE.set(finalThrowable, stes.toArray(NO_STE));
} catch (IllegalAccessException e) {
throw Jvm.rethrow(e);
}
return throwable;
}
public boolean equalsBytes(@NotNull Bytes b2, long remaining) {
long i = 0;
try {
for (; i < remaining - 7; i++)
if (readLong(readPosition() + i) != b2.readLong(b2.readPosition() + i)) return false;
for (; i < remaining; i++)
if (readByte(readPosition() + i) != b2.readByte(b2.readPosition() + i)) return false;
} catch (BufferUnderflowException | IORuntimeException e) {
throw Jvm.rethrow(e);
}
return true;
}
/**
* because we have set System.setProperty("Throttler.maxEventsPreSecond", "1"); in the static
* above, we will only get one event per second, this test also checks that the messages still
* arrive in order.
*
* @throws IOException
* @throws InterruptedException
*/
@Test
public void testReceivingThrottledEventsInOrder() throws IOException, InterruptedException {
final BlockingQueue<String> eventsQueue = new LinkedBlockingDeque<>();
YamlLogging.showServerWrites = true;
YamlLogging.showServerReads = true;
yamlLoggger(
() -> {
try {
Subscriber<String> add = eventsQueue::add;
assetTree.registerSubscriber(NAME, String.class, add);
for (int i = 0; i < 10; i++) {
map.put("Hello" + i, "World" + i);
}
final long start = System.currentTimeMillis();
for (int i = 0; i < 10; i++) {
String actual = eventsQueue.poll(5, SECONDS);
Assert.assertNotNull(actual);
Assert.assertEquals("Hello" + i, actual);
}
// because we are only sending 1 message per second this should take around 10
// seconds, certainly longer than 5 seconds
Assert.assertTrue(System.currentTimeMillis() > start + TimeUnit.SECONDS.toMillis(5));
} catch (Exception e) {
throw Jvm.rethrow(e);
}
});
}
@NotNull
private ReadMarshallable wireInConsumer() {
return (wire) -> {
long startWritePosition = outWire.bytes().writePosition();
// if true the next data message will be a system message
isSystemMessage = wire.bytes().readRemaining() == 0;
if (isSystemMessage) {
if (LOG.isDebugEnabled()) LOG.debug("received system-meta-data");
return;
}
try {
readCsp(wire);
readTid(wire);
} catch (Throwable t) {
Jvm.rethrow(t);
}
try {
if (hasCspChanged(cspText)) {
if (LOG.isDebugEnabled()) LOG.debug("received meta-data:\n" + wire.bytes().toHexString());
requestContext = requestContextInterner.intern(cspText);
viewType = requestContext.viewType();
if (viewType == null) {
if (LOG.isDebugEnabled()) LOG.debug("received system-meta-data");
isSystemMessage = true;
return;
}
view = this.assetTree.acquireView(requestContext);
if (viewType == MapView.class
|| viewType == EntrySetView.class
|| viewType == ValuesCollection.class
|| viewType == KeySetView.class
|| viewType == ObjectKVSSubscription.class
|| viewType == TopicPublisher.class
|| viewType == Publisher.class
|| viewType == Reference.class
|| viewType == TopologySubscription.class
|| viewType == Replication.class
|| viewType == Heartbeat.class) {
// default to string type if not provided
final Class type =
requestContext.keyType() == null ? String.class : requestContext.keyType();
final Class type2 =
requestContext.valueType() == null ? String.class : requestContext.valueType();
wireAdapter = new GenericWireAdapter(type, type2);
} else throw new UnsupportedOperationException("unsupported view type");
}
} catch (Throwable e) {
LOG.error("", e);
outWire.bytes().writePosition(startWritePosition);
outWire.writeDocument(true, w -> w.writeEventName(CoreFields.tid).int64(tid));
outWire.writeDocument(false, out -> out.writeEventName(() -> "exception").throwable(e));
logYamlToStandardOut(outWire);
rethrow(e);
}
};
}
@Override
public void updateThrown(Throwable t, String update, Object... args) {
throw Jvm.rethrow(t);
}
@Override
public void queryThrown(Throwable t, String query, Object... args) {
throw Jvm.rethrow(t);
}
